89   bool IsExt = IsFloat ? match(&V, m_FPExt(PatternMatch::m_Value(CastSrc)))  in canSafelyConvertTo16Bit()
90                        : match(&V, m_ZExt(PatternMatch::m_Value(CastSrc)));  in canSafelyConvertTo16Bit()
336   if (match(Op0, PatternMatch::m_FiniteNonZero()) ||  in canSimplifyLegacyMulToMul()
337       match(Op1, PatternMatch::m_FiniteNonZero())) {  in canSimplifyLegacyMulToMul()
662     if (match(Src0, PatternMatch::m_NaN()) || isa<UndefValue>(Src0)) {  in instCombineIntrinsic()
664     } else if (match(Src1, PatternMatch::m_NaN()) || isa<UndefValue>(Src1)) {  in instCombineIntrinsic()
666     } else if (match(Src2, PatternMatch::m_NaN()) || isa<UndefValue>(Src2)) {  in instCombineIntrinsic()
774         ((match(Src1, PatternMatch::m_One()) &&  in instCombineIntrinsic()
775           match(Src0, m_ZExt(PatternMatch::m_Value(ExtSrc)))) ||  in instCombineIntrinsic()
776          (match(Src1, PatternMatch::m_AllOnes()) &&  in instCombineIntrinsic()
777           match(Src0, m_SExt(PatternMatch::m_Value(ExtSrc))))) &&  in instCombineIntrinsic()
799     if (match(Src1, PatternMatch::m_Zero()) &&  in instCombineIntrinsic()
800         match(Src0, PatternMatch::m_ZExtOrSExt(  in instCombineIntrinsic()
801                         m_Cmp(SrcPred, PatternMatch::m_Value(SrcLHS),  in instCombineIntrinsic()
802                               PatternMatch::m_Value(SrcRHS))))) {  in instCombineIntrinsic()
946               PatternMatch::m_Intrinsic<Intrinsic::amdgcn_readfirstlane>())) {  in instCombineIntrinsic()
952       if (match(Src, PatternMatch::m_Intrinsic<Intrinsic::amdgcn_readlane>())) {  in instCombineIntrinsic()
957       if (match(Src, PatternMatch::m_Intrinsic<Intrinsic::amdgcn_readlane>(  in instCombineIntrinsic()
958                          PatternMatch::m_Value(),  in instCombineIntrinsic()
959                          PatternMatch::m_Specific(II.getArgOperand(1))))) {  in instCombineIntrinsic()
980     match(Op0, PatternMatch::m_APFloat(C));  in instCombineIntrinsic()
1009     if (isa<UndefValue>(Op1) || match(Op1, PatternMatch::m_ZeroInt())) {  in instCombineIntrinsic()
1022     if (match(Op0, PatternMatch::m_AnyZeroFP()) ||  in instCombineIntrinsic()
1023         match(Op1, PatternMatch::m_AnyZeroFP()))  in instCombineIntrinsic()
1043     if (match(Op0, PatternMatch::m_AnyZeroFP()) ||  in instCombineIntrinsic()
1044         match(Op1, PatternMatch::m_AnyZeroFP())) {  in instCombineIntrinsic()